Castel Sant' Angelo along the Tiber River, is one of Rome's most captivating landmarks. The…read morestructure is huge and daunting. It was originally built as Emperor Hadrian's mausoleum nearly 2,000 years ago, the castle later became a fortress, a papal refuge, a prison, and eventually a museum..
What makes Castel Sant'Angelo especially memorable is the atmosphere. The thick stone walls, hidden passageways, and spiral ramps. The angel statue atop the castle gives the entire site a dramatic, almost theatrical presence.